package com.ff.springboot01.controller;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.io.IOUtils;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import com.ff.springboot01.domin.FileInfo;

@RestController
@RequestMapping("/file")
public class FileController {
	
	private String path="D:\\";
	
	@PostMapping
	public FileInfo upload(MultipartFile file) throws IllegalStateException, IOException {
		System.out.println(file.getName());
        System.out.println(file.getOriginalFilename());
        System.out.println(file.getSize());

        File localFile=new File(path,file.getOriginalFilename());
        file.transferTo(localFile);
        return new FileInfo(localFile.getAbsolutePath());
	}
	
	/**
	 * @param id
	 */
	@GetMapping("/{id}")
	public void download(@PathVariable String id,HttpServletRequest request,HttpServletResponse response) {
		try {
			InputStream inputStream =new FileInputStream(new File(path,id+".jpg"));
			
			OutputStream outputStream=response.getOutputStream();
			
			response.setContentType("application/x-download");
			response.addHeader("Content-Disposition", "attachment;filename="+id+".jpg");
			
			IOUtils.copy(inputStream, outputStream);
		}catch (Exception e) {
			e.printStackTrace();
		}
	}

}
